Watch Coldplay’s Chris Martin Perform With Will Ferrell on Cowbell

Coldplay’s Chris Martin performed “Viva La Vida” last night with Will Ferrell at Ferrell’s Best Night of Your Life charity event at the Greek Theatre in Los Angeles. While Martin performed a solo acoustic version of the band's 2008 single, Ferrell joined in on his most iconic instrument—the cowbell. Watch a clip of the performance below.